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Finding the Fourth Proportional to 160,788.72, 241,180.20 and 65,998.32

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Solution

The fourth proportional to 160,788.72, 241,180.20 and 65,998.32 is: 98,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,788.72 : 241,180.20 = 65,998.32 : x
  2. Step 2: Convert to fraction form
    160,788.72/241,180.20 = 65,998.32/x
  3. Step 3: Cross multiply
    160,788.72x = 241,180.20 × 65,998.32
  4. Step 4: Simplify right side
    160,788.72x = 15,917,488,017.26
  5. Step 5: Solve for x
    x = 15,917,488,017.26/160,788.72
  6. Step 6: Final answer
    x = 98,996.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.